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Callan Bentley's Snapshots

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  1. Fishermen

    Snapshot Title: Fishermen
    Taken by: Callan Bentley

    Image: Seneca Rocks
    Image Owner: Alan Pitts



    Description:

    .



  2. Observation deck

    Snapshot Title: Observation deck
    Taken by: Callan Bentley

    Image: Seneca Rocks
    Image Owner: Alan Pitts



    Description:

    Reward for the hikers who are tough enough to get to the top, but not comfortable enough with heights to go walking out onto the upright bedding of the Rocks.



  3. Couple of vultures

    Snapshot Title: Couple of vultures
    Taken by: Callan Bentley

    Image: Seneca Rocks
    Image Owner: Alan Pitts



    Description:

    ? I think?



  4. Interesting cobble

    Snapshot Title: Interesting cobble
    Taken by: Callan Bentley

    Image: "Rocks of Virginia" garden at the DGMR
    Image Owner: Callan Bentley



    Description:

    It has stripes, and that is very important!



  5. Sample number

    Snapshot Title: Sample number
    Taken by: Callan Bentley

    Image: Coloeptera 1030b
    Image Owner: Robin Rohrback-Schiavone



    Description:

    1030B



  6. Antennae

    Snapshot Title: Antennae
    Taken by: Callan Bentley

    Image: Coloeptera 1030b
    Image Owner: Robin Rohrback-Schiavone



    Description:

    segments visible!



  7. Little abdomen

    Snapshot Title: Little abdomen
    Taken by: Callan Bentley

    Image: Coloeptera 1030b
    Image Owner: Robin Rohrback-Schiavone



    Description:

    of something...



  8. What is this critter?

    Snapshot Title: What is this critter?
    Taken by: Callan Bentley

    Image: Coloeptera 1030b
    Image Owner: Robin Rohrback-Schiavone



    Description:

    Seems to have a very big head...



  9. Bonus wasp

    Snapshot Title: Bonus wasp
    Taken by: Callan Bentley

    Image: Coloeptera 1030b
    Image Owner: Robin Rohrback-Schiavone



    Description:

    A little something extra, revealed by the GigaPan!



  10. Ooid

    Snapshot Title: Ooid
    Taken by: Callan Bentley

    Image: Snowball Earth Eduational Rock Sample Suite TS-7
    Image Owner: Robin Rohrback-Schiavone



    Description:

    This grain contains concentrically zoned spherical grains! Are they ooids?



  11. Weird color difference

    Snapshot Title: Weird color difference
    Taken by: Callan Bentley

    Image: Snowball Earth Educational Rock Sample Suite TS-12
    Image Owner: Robin Rohrback-Schiavone



    Description:

    What's up with that?



  12. Dropstone

    Snapshot Title: Dropstone
    Taken by: Callan Bentley

    Image: Snowball Earth Educational Rock Sample Suite TS-12
    Image Owner: Robin Rohrback-Schiavone



    Description:

    .



  13. Cross bedding

    Snapshot Title: Cross bedding
    Taken by: Callan Bentley

    Image: Snowball Earth Educational Rock Sample Suite TS-12
    Image Owner: Robin Rohrback-Schiavone



    Description:

    current flow to the right



  14. Oblique fracture taking advantage of horizontal joint set

    Snapshot Title: Oblique fracture taking advantage of horizontal joint set
    Taken by: Callan Bentley

    Image: Conway Robinson State Forest- Diabase
    Image Owner: Alan Pitts



    Description:

    ...creating jagged zig zag staircase effect.



  15. Sea urchin spine?

    Snapshot Title: Sea urchin spine?
    Taken by: Callan Bentley

    Image: Sand from Miami, FL, USA
    Image Owner: Robin Rohrback-Schiavone



    Description:

    .



  16. Biotite cluster surrounding...

    Snapshot Title: Biotite cluster surrounding...
    Taken by: Callan Bentley

    Image: Granitic dikes in granite
    Image Owner: Callan Bentley



    Description:

    ... something green?



  17. Easter egg

    Snapshot Title: Easter egg
    Taken by: Callan Bentley

    Image: Sand from Virginia Beach, Virginia
    Image Owner: Robin Rohrback-Schiavone



    Description:

    Well-rounded grain



  18. Curved columns

    Snapshot Title: Curved columns
    Taken by: Callan Bentley

    Image: Bishop Tuff in the Owens Gorge
    Image Owner: ahochstaedter



    Description:

    Columnar jointing of welded tuff



  19. Leaf

    Snapshot Title: Leaf
    Taken by: Callan Bentley

    Image: Grus
    Image Owner: Robin Rohrback-Schiavone



    Description:

    A little brown leaf - something native to the eastern slopes of the Sierra Nevada, presumably.



  20. Lint

    Snapshot Title: Lint
    Taken by: Callan Bentley

    Image: Grus
    Image Owner: Robin Rohrback-Schiavone



    Description:

    a stray fiber, probably not native to the sample



  21. Hornblende

    Snapshot Title: Hornblende
    Taken by: Callan Bentley

    Image: Grus
    Image Owner: Robin Rohrback-Schiavone



    Description:

    Just a little guy, part of a bigger lithic clast dominated by quartz.



  22. Feldspar

    Snapshot Title: Feldspar
    Taken by: Callan Bentley

    Image: Grus
    Image Owner: Robin Rohrback-Schiavone



    Description:

    .



  23. Feldpsar

    Snapshot Title: Feldpsar
    Taken by: Callan Bentley

    Image: Grus
    Image Owner: Robin Rohrback-Schiavone



    Description:

    Boxy, angular shape from 2 planes of cleavage more or less at right angles.



  24. Lithic clast

    Snapshot Title: Lithic clast
    Taken by: Callan Bentley

    Image: Grus
    Image Owner: Robin Rohrback-Schiavone



    Description:

    A little chunk of rock (multiple mineral crystals in a single particle of sediment).



  25. Organic bits

    Snapshot Title: Organic bits
    Taken by: Callan Bentley

    Image: Grus
    Image Owner: Robin Rohrback-Schiavone



    Description:

    From some of the native scrubby vegetation, no doubt.



  26. Quartz

    Snapshot Title: Quartz
    Taken by: Callan Bentley

    Image: Grus
    Image Owner: Robin Rohrback-Schiavone



    Description:

    Conchoidal fracture visible.



  27. What are these?

    Snapshot Title: What are these?
    Taken by: Callan Bentley

    Image: fold structure in Big Bend National Park (Texas)
    Image Owner: minidani



    Description:

    Bedfroms? Boudins? Stromatolites?



  28. Another nice little fault

    Snapshot Title: Another nice little fault
    Taken by: Callan Bentley

    Image: fold structure in Big Bend National Park (Texas)
    Image Owner: minidani



    Description:

    .



  29. Reduction

    Snapshot Title: Reduction
    Taken by: Callan Bentley

    Image: fold structure in Big Bend National Park (Texas)
    Image Owner: minidani



    Description:

    Reduction spots and joint highlighting



  30. Joint

    Snapshot Title: Joint
    Taken by: Callan Bentley

    Image: fold structure in Big Bend National Park (Texas)
    Image Owner: minidani



    Description:

    or vein



  31. Small fault and overlying

    Snapshot Title: Small fault and overlying
    Taken by: Callan Bentley

    Image: fold structure in Big Bend National Park (Texas)
    Image Owner: minidani



    Description:

    fold...



  32. Field notebook

    Snapshot Title: Field notebook
    Taken by: Callan Bentley

    Image: fold structure in Big Bend National Park (Texas)
    Image Owner: minidani



    Description:

    and rope



  33. Fault

    Snapshot Title: Fault
    Taken by: Callan Bentley

    Image: fold structure in Big Bend National Park (Texas)
    Image Owner: minidani



    Description:

    offset in white & overlying yellow layers



  34. Fault-bend fold

    Snapshot Title: Fault-bend fold
    Taken by: Callan Bentley

    Image: fold structure in Big Bend National Park (Texas)
    Image Owner: minidani



    Description:

    in miniature



  35. Scale

    Snapshot Title: Scale
    Taken by: Callan Bentley

    Image: fold structure in Big Bend National Park (Texas)
    Image Owner: minidani



    Description:

    15 cm



  36. Intruder

    Snapshot Title: Intruder
    Taken by: Callan Bentley

    Image: Mudcracks
    Image Owner: Ron Schott



    Description:

    Hey - what's that doing here?!



  37. Stretched vesicles

    Snapshot Title: Stretched vesicles
    Taken by: Callan Bentley

    Image: Bishop Tuff F2 Ashfall
    Image Owner: Robin Rohrback-Schiavone



    Description:

    inside pumice blobs



  38. Lithic clast

    Snapshot Title: Lithic clast
    Taken by: Callan Bentley

    Image: Bishop Tuff F2 Ashfall
    Image Owner: Robin Rohrback-Schiavone



    Description:

    Entrained in the eruption? Or later contamination from nearby White Mountains source rocks?



  39. Glacier

    Snapshot Title: Glacier
    Taken by: Callan Bentley

    Image: Torres Del Paine with moonrise
    Image Owner: Suk Choo Kim



    Description:

    in the French Valley



  40. Terminus of Grey Glacier

    Snapshot Title: Terminus of Grey Glacier
    Taken by: Callan Bentley

    Image: Torres Del Paine with moonrise
    Image Owner: Suk Choo Kim



    Description:

    .



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